More work on import flow

test.ts

@@ -0,0 +1,24 @@
+import {Utils} from "./Utils";
+
+const features = []
+for (let lat = 49; lat < 52; lat+=0.05) {
+    for (let lon = 2.5; lon < 6.5; lon+=0.025) {
+        features.push({
+            type:"Feature",
+            properties: {},
+            geometry:{
+                type:"Point",
+                coordinates: [lon, lat]
+            }
+        })
+    }
+}
+
+const geojson = {
+    type:"FeatureCollection",
+    features
+}
+
+Utils.offerContentsAsDownloadableFile(JSON.stringify(geojson, null, "  "), "raster.geojson",{
+    mimetype:"application/geo+json"
+})